Seagate ST3400832ACE, ST3200826ACE, ST3250823ACE, ST3300831ACE manual XxxxH

Word	Description	Value
54	Number of current logical cylinders	xxxxH
55	Number of current logical heads	xxxxH
56	Number of current logical sectors per logical track	xxxxH
57–58	Current capacity in sectors	xxxxH
59	Number of sectors transferred during a Read Multiple or Write Multiple	xxxxH
	command
60–61	Total number of user-addressable LBA sectors available	ST3400832ACE =
	(see Section 2.2 for related information)	0FFFFFFFh*
		ST3300831ACE =
	*Note: The maximum value allowed in this field is: 0FFFFFFFh
		0FFFFFFFh*
	(268,435,455 sectors, 137 Gbytes). Drives with capacities over 137
		ST3250823ACE =
	Gbytes will have 0FFFFFFFh in this field and the actual number of user-
		0FFFFFFFh*
	addressable LBAs specified in words 100-103. This is required for
		ST3200826ACE =
	drives that support the 48-bit addressing feature.
		0FFFFFFFh*
62	Retired	0000H
63	Multiword DMA active and modes supported	xx07H
	(see note following this table)
64	Advanced PIO modes supported (modes 3 and 4 supported)	0003H
65	Minimum multiword DMA transfer cycle time per word (120 nsec)	0078H
66	Recommended multiword DMA transfer cycle time per word (120 nsec)	0078H
67	Minimum PIO cycle time without IORDY flow control (240 nsec)	00F0H
68	Minimum PIO cycle time with IORDY flow control (120 nsec)	0078H
69–74	ATA-reserved	0000H
75	Queue depth	0000H
76–79	SATA-reserved	xxxxH
80	Major version number	007EH
81	Minor version number	0000H
82	Command sets supported	346BH
83	Command sets supported	7D01H
84	Command sets support extension	4003H
85	Command sets enabled	34xxH
86	Command sets enabled	3xxxH
87	Command sets enable extension	4003H
88	Ultra DMA support and current mode	xx3FH
	(see note following this table)
89	Security erase time	0000H
90	Enhanced security erase time	0000H
92	Master password revision code	FFFEH
93	Hardware reset value (see description following this table)	xxxxH
95–99	ATA-reserved	0000H

DB35 Series Product Manual, Rev. B 25